/* Double A Tek — site styles.
   Night edition of the shared "Dossier" theme (same fonts + vermilion as the apps),
   dressed as a set of architectural drawings: sheet numbers, title blocks, dimension lines. */

:root {
  --ink-0: #0f0e0c;
  --ink-1: #161411;
  --ink-2: #1f1c18;
  --ink-3: #2a2621;
  --line: rgba(241, 235, 224, 0.12);
  --line-strong: rgba(241, 235, 224, 0.28);
  --paper: #f1ebe0;
  --paper-dim: #c2b9aa;
  --paper-mute: #8a8274;
  --verm: #e2553b;
  --verm-deep: #d2402a;
  --verm-glow: rgba(226, 85, 59, 0.18);

  --serif: "Fraunces", Georgia, serif;
  --sans: "Hanken Grotesk", "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", Consolas, monospace;

  --gutter: clamp(16px, 4vw, 48px);
  --max: 1240px;
  --radius: 3px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ink-0);
  color: var(--paper);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Blueprint grid + grain, fixed behind everything */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(241,235,224,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241,235,224,.035) 1px, transparent 1px),
    linear-gradient(rgba(241,235,224,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241,235,224,.018) 1px, transparent 1px);
  background-size: 160px 160px, 160px 160px, 32px 32px, 32px 32px;
  mask-image: radial-gradient(ellipse at 70% 20%, #000 0%, rgba(0,0,0,.55) 55%, rgba(0,0,0,.25) 100%);
}
body::after {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; }
img, svg { display: block; }
::selection { background: var(--verm); color: var(--ink-0); }
:focus-visible { outline: 2px solid var(--verm); outline-offset: 3px; }

.wrap { width: min(var(--max), 100% - 2 * var(--gutter)); margin-inline: auto; }
.mono { font-family: var(--mono); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--verm); color: var(--ink-0); padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 14, 12, .78);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}
.head-row { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.brand svg { width: 40px; height: 30px; }
.brand-name { font: 600 21px/1 var(--serif); letter-spacing: -.01em; font-variation-settings: "opsz" 72; }
.brand-name b { font: 500 11px/1 var(--mono); letter-spacing: .22em; color: var(--verm); margin-left: 6px; vertical-align: 3px; }
.nav { display: flex; gap: 26px; }
.nav a {
  font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  color: var(--paper-dim); text-decoration: none; padding: 8px 0; position: relative;
}
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 2px; height: 1px; background: var(--verm); transition: right .25s ease; }
.nav a:hover { color: var(--paper); }
.nav a:hover::after { right: 0; }
.menu-btn { display: none; background: none; border: 1px solid var(--line-strong); color: var(--paper); width: 44px; height: 40px; border-radius: var(--radius); cursor: pointer; }
.menu-btn span, .menu-btn span::before, .menu-btn span::after { display: block; width: 18px; height: 1.5px; background: currentColor; margin: auto; position: relative; transition: transform .2s; }
.menu-btn span::before, .menu-btn span::after { content: ""; position: absolute; left: 0; }
.menu-btn span::before { top: -6px; } .menu-btn span::after { top: 6px; }
.menu-open .menu-btn span { background: transparent; }
.menu-open .menu-btn span::before { transform: translateY(6px) rotate(45deg); }
.menu-open .menu-btn span::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 13px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
  padding: 16px 22px; border-radius: var(--radius); text-decoration: none; cursor: pointer;
  border: 1px solid transparent; transition: transform .15s ease, background .2s, border-color .2s, color .2s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--verm); color: var(--ink-0); }
.btn-primary:hover { background: #f06247; }
.btn-ghost { border-color: var(--line-strong); color: var(--paper); }
.btn-ghost:hover { border-color: var(--paper); }
.btn-sm { padding: 12px 16px; font-size: 11.5px; }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Section scaffolding (sheet headers) ---------- */
section { position: relative; }
.sheet { padding: clamp(80px, 11vw, 150px) 0; border-top: 1px solid var(--line); }
.sheet-tag {
  display: flex; align-items: center; gap: 14px;
  font: 500 12px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--paper-mute);
  margin-bottom: 28px;
}
.sheet-tag .num { white-space: nowrap; flex: none; color: var(--verm); border: 1px solid var(--verm); padding: 5px 8px; letter-spacing: .1em; }
.sheet-tag::after { content: ""; flex: 1; height: 1px; background: var(--line); max-width: 240px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -.02em; margin: 0; font-variation-settings: "opsz" 144, "SOFT" 30; }
h2 { font-size: clamp(38px, 5.4vw, 72px); line-height: 1.02; max-width: 16ch; }
h2 em, h1 em { font-style: italic; color: var(--verm); font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1; }
.lede { font-size: clamp(18px, 1.6vw, 21px); color: var(--paper-dim); max-width: 60ch; margin: 24px 0 0; }

/* ---------- Hero ---------- */
.hero { padding: clamp(56px, 8vw, 110px) 0 clamp(64px, 8vw, 100px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .9fr); gap: clamp(40px, 6vw, 90px); align-items: center; }
.hero h1 {
  font-size: clamp(50px, 8.2vw, 124px); line-height: .92; letter-spacing: -.035em;
  font-variation-settings: "opsz" 144, "SOFT" 0;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line > span { display: inline-block; animation: rise .9s cubic-bezier(.2,.8,.2,1) both; }
.hero h1 .line:nth-child(2) > span { animation-delay: .12s; }
.hero h1 .line:nth-child(3) > span { animation-delay: .24s; }
.hero-sub { font-size: clamp(18px, 1.7vw, 22px); color: var(--paper-dim); max-width: 34em; margin: 34px 0 0; animation: fade 1s .45s both; }
.rotator {
  display: inline-grid; vertical-align: bottom; color: var(--paper); font-weight: 600;
  border-bottom: 2px solid var(--verm); line-height: 1.25;
}
.rotator.sized { justify-items: start; transition: width .45s cubic-bezier(.2,.8,.2,1); }
.rotator > span { grid-area: 1 / 1; opacity: 0; transform: translateY(60%); transition: opacity .45s, transform .45s cubic-bezier(.2,.8,.2,1); white-space: nowrap; }
.rotator > span.on { opacity: 1; transform: none; }
.rotator > span.off { opacity: 0; transform: translateY(-60%); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; animation: fade 1s .6s both; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 8px 26px; margin-top: 44px; font: 500 12px/1.4 var(--mono); letter-spacing: .08em; color: var(--paper-mute); text-transform: uppercase; animation: fade 1s .75s both; }
.hero-meta span::before { content: "■ "; color: var(--verm); font-size: 9px; vertical-align: 2px; }

/* Inspection sheet (hero visual) */
.inspect {
  position: relative; background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.8), 0 0 0 6px rgba(241,235,224,.02);
  animation: sheetIn 1.1s .3s cubic-bezier(.2,.8,.2,1) both;
}
.inspect::before, .inspect::after { /* registration marks */
  content: ""; position: absolute; width: 18px; height: 18px; border-color: var(--verm); border-style: solid;
}
.inspect::before { top: -9px; left: -9px; border-width: 1px 0 0 1px; }
.inspect::after { bottom: -9px; right: -9px; border-width: 0 1px 1px 0; }
.inspect-head { display: flex; justify-content: space-between; align-items: baseline; padding: 18px 22px; border-bottom: 1px solid var(--line); }
.inspect-head h3 { font: 600 12px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--paper-dim); }
.inspect-head .live { font: 500 11px/1 var(--mono); color: var(--verm); letter-spacing: .1em; }
.inspect-head .live::before { content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--verm); margin-right: 7px; animation: pulse 1.6s infinite; }
.checks { list-style: none; margin: 0; padding: 8px 0; }
.checks li {
  display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 12px;
  padding: 13px 22px; border-bottom: 1px dashed var(--line); font-size: 15px; color: var(--paper-dim);
}
.checks li:last-child { border-bottom: 0; }
.checks .box { width: 18px; height: 18px; border: 1px solid var(--line-strong); border-radius: 2px; position: relative; }
.checks .box::after {
  content: ""; position: absolute; left: 5px; top: 1px; width: 5px; height: 10px;
  border: solid var(--verm); border-width: 0 2px 2px 0; transform: rotate(45deg) scale(0); transition: transform .3s cubic-bezier(.3,1.6,.5,1);
}
.checks .status { font: 600 11px/1 var(--mono); letter-spacing: .14em; color: var(--paper-mute); min-width: 58px; text-align: right; }
.checks li.done { color: var(--paper); }
.checks li.done .box { border-color: var(--verm); }
.checks li.done .box::after { transform: rotate(45deg) scale(1); }
.checks li.done .status { color: var(--verm); }
.title-block { display: grid; grid-template-columns: 1.4fr 1fr 1fr; border-top: 1px solid var(--line-strong); }
.title-block div { padding: 12px 16px; border-right: 1px solid var(--line); }
.title-block div:last-child { border-right: 0; }
.title-block dt { font: 500 9.5px/1 var(--mono); letter-spacing: .18em; color: var(--paper-mute); text-transform: uppercase; margin-bottom: 6px; }
.title-block dd { margin: 0; font: 600 13px/1.2 var(--mono); color: var(--paper); letter-spacing: .04em; }

/* ---------- Threat marquee ---------- */
.marquee { border-block: 1px solid var(--line); overflow: hidden; padding: 20px 0; background: var(--ink-1); }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: slide 40s linear infinite; }
.marquee span { font: 500 clamp(22px, 2.6vw, 34px)/1 var(--serif); font-style: italic; color: transparent; -webkit-text-stroke: 1px var(--paper-mute); white-space: nowrap; font-variation-settings: "opsz" 144; }
.marquee span:nth-child(3n+1) { color: var(--paper); -webkit-text-stroke: 0; }
.marquee i { font-style: normal; color: var(--verm); font: 500 20px/1 var(--mono); align-self: center; }

/* ---------- Services ---------- */
.services { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 64px; border-top: 1px solid var(--line-strong); border-left: 1px solid var(--line); }
.svc {
  position: relative; padding: 34px 30px 38px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  transition: background .3s;
}
.svc:hover { background: rgba(241,235,224,.025); }
.svc::before { /* corner bracket on hover */
  content: ""; position: absolute; top: -1px; left: -1px; width: 0; height: 0;
  border-top: 2px solid var(--verm); border-left: 2px solid var(--verm); transition: width .3s, height .3s;
}
.svc:hover::before { width: 36px; height: 36px; }
.svc .code { font: 500 11px/1 var(--mono); letter-spacing: .16em; color: var(--verm); }
.svc h3 { font-size: 28px; line-height: 1.1; margin: 22px 0 14px; }
.svc p { margin: 0; color: var(--paper-dim); font-size: 16px; }
.svc ul { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-wrap: wrap; gap: 6px; }
.svc li { font: 500 11px/1 var(--mono); letter-spacing: .06em; color: var(--paper-mute); border: 1px solid var(--line); padding: 6px 8px; border-radius: 2px; }
.svc-wide { grid-column: 1 / -1; display: grid; grid-template-columns: auto minmax(0, .7fr) minmax(0, 1.3fr) auto; gap: 30px; align-items: center; background: var(--ink-1); }
.svc-wide h3 { margin: 0; }
.svc-wide p { max-width: 58ch; }

/* ---------- Industries ---------- */
.industries { margin-top: 64px; border-top: 1px solid var(--line-strong); }
.ind {
  display: grid; grid-template-columns: 90px minmax(0, 1fr) minmax(0, 1.1fr); gap: 30px; align-items: baseline;
  padding: 34px 0; border-bottom: 1px solid var(--line); transition: padding .3s;
}
.ind:hover { padding-left: 12px; }
.ind .idx { font: 500 12px/1 var(--mono); color: var(--paper-mute); letter-spacing: .12em; }
.ind h3 { font-size: clamp(30px, 3.8vw, 52px); line-height: 1; }
.ind p { margin: 0; color: var(--paper-dim); }
.ind .flag { display: inline-block; margin-top: 12px; font: 600 10.5px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-0); background: var(--verm); padding: 6px 8px; border-radius: 2px; }

/* ---------- Process (dimension-line timeline) ---------- */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin-top: 72px; counter-reset: step; }
.step { position: relative; padding: 46px 28px 0 0; }
.step::before { /* dimension line with ticks */
  content: ""; position: absolute; top: 12px; left: 0; right: 0; height: 1px; background: var(--line-strong);
}
.step::after { content: ""; position: absolute; top: 4px; left: 0; width: 1px; height: 17px; background: var(--paper-mute); }
.step:last-child::before { right: 28px; }
.step .dim { position: absolute; top: 0; left: 14px; background: var(--ink-0); padding: 0 8px; font: 500 11px/24px var(--mono); letter-spacing: .12em; color: var(--verm); }
.step h3 { font-size: 26px; line-height: 1.1; margin-bottom: 12px; }
.step p { margin: 0; color: var(--paper-dim); font-size: 16px; }
.step .note { display: block; margin-top: 14px; font: 500 11.5px/1.5 var(--mono); color: var(--paper-mute); letter-spacing: .04em; }

/* ---------- Promise / spec table ---------- */
.promise-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(40px, 6vw, 90px); align-items: start; }
.spec { border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--ink-1); }
.spec-row { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); border-bottom: 1px solid var(--line); }
.spec-row:last-child { border-bottom: 0; }
.spec-row dt { padding: 20px 22px; font: 500 11.5px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--paper-mute); border-right: 1px solid var(--line); }
.spec-row dd { margin: 0; padding: 18px 22px; }
.spec-row dd strong { display: block; font: 500 24px/1.15 var(--serif); letter-spacing: -.01em; }
.spec-row dd span { display: block; font-size: 14.5px; color: var(--paper-dim); margin-top: 4px; }
.pullquote { margin: 40px 0 0; padding-left: 22px; border-left: 2px solid var(--verm); font: italic 400 22px/1.4 var(--serif); color: var(--paper); max-width: 30ch; font-variation-settings: "opsz" 72, "SOFT" 100; }

/* ---------- FAQ ---------- */
.faq { margin-top: 56px; border-top: 1px solid var(--line-strong); max-width: 920px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 24px; align-items: center;
  padding: 26px 0; font: 500 clamp(20px, 2vw, 25px)/1.25 var(--serif); letter-spacing: -.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 26px/1 var(--mono); color: var(--verm); transition: transform .25s; flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--verm); }
.faq .answer { padding: 0 0 28px; color: var(--paper-dim); max-width: 68ch; }
.faq .answer p { margin: 0 0 12px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(40px, 6vw, 90px); }
.contact-facts { margin-top: 44px; display: grid; gap: 22px; }
.contact-facts dt { font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--paper-mute); margin-bottom: 8px; }
.contact-facts dd { margin: 0; font-size: 18px; }
.contact-facts a { color: var(--paper); text-decoration-color: var(--verm); text-underline-offset: 4px; }
.form { border: 1px solid var(--line-strong); background: var(--ink-1); padding: clamp(24px, 3vw, 38px); border-radius: var(--radius); display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; }
.field { display: grid; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--paper-mute); }
.field label i { color: var(--verm); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%; background: var(--ink-0); color: var(--paper); border: 1px solid var(--line-strong); border-radius: 2px;
  padding: 14px 14px; font: 400 16px/1.4 var(--sans); transition: border-color .2s, box-shadow .2s;
}
.field textarea { min-height: 130px; resize: vertical; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--paper-mute) 50%), linear-gradient(135deg, var(--paper-mute) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--verm); box-shadow: 0 0 0 3px var(--verm-glow); }
.form-foot { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; margin-top: 6px; }
.form-foot small { color: var(--paper-mute); font-size: 13.5px; max-width: 40ch; }
.form-msg { grid-column: 1 / -1; font: 500 13px/1.5 var(--mono); color: var(--verm); min-height: 1em; margin: 0; }

/* ---------- Footer ---------- */
.site-foot { border-top: 1px solid var(--line-strong); padding: 70px 0 40px; background: var(--ink-1); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.foot-grid p { color: var(--paper-dim); font-size: 15px; max-width: 34ch; margin: 18px 0 0; }
.foot-grid h4 { font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--paper-mute); margin: 8px 0 18px; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot-grid a { text-decoration: none; color: var(--paper-dim); font-size: 15px; }
.foot-grid a:hover { color: var(--verm); }
.foot-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 60px; padding-top: 24px; border-top: 1px solid var(--line); font: 500 11.5px/1.5 var(--mono); letter-spacing: .06em; color: var(--paper-mute); }
.foot-word { font: 500 clamp(64px, 15vw, 220px)/.8 var(--serif); letter-spacing: -.05em; color: transparent; -webkit-text-stroke: 1px var(--line-strong); margin-top: 56px; white-space: nowrap; user-select: none; font-variation-settings: "opsz" 144; }

/* ---------- Legal pages ---------- */
.legal { padding: clamp(60px, 8vw, 110px) 0; }
.legal-body { max-width: 760px; }
.legal h1 { font-size: clamp(44px, 6vw, 80px); line-height: 1; letter-spacing: -.03em; }
.legal .updated { font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--paper-mute); margin: 22px 0 50px; }
.legal h2 { font-size: 28px; max-width: none; margin: 48px 0 14px; }
.legal p, .legal li { color: var(--paper-dim); }
.legal ul { padding-left: 20px; }
.legal li { margin-bottom: 8px; }
.legal strong { color: var(--paper); font-weight: 600; }
.legal a { color: var(--paper); text-decoration-color: var(--verm); text-underline-offset: 3px; }
.notfound { min-height: 70vh; display: grid; align-content: center; }
.notfound h1 { font-size: clamp(90px, 18vw, 240px); line-height: .85; letter-spacing: -.05em; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Keyframes ---------- */
@keyframes rise { from { transform: translateY(105%); } to { transform: none; } }
@keyframes fade { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes sheetIn { from { opacity: 0; transform: translateY(30px) rotate(1.2deg); } to { opacity: 1; transform: rotate(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .hero-grid, .promise-grid, .contact-grid { grid-template-columns: 1fr; }
  .inspect { max-width: 560px; }
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 48px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .nav, .head-cta { display: none; }
  .menu-btn { display: block; }
  .menu-open .nav {
    display: flex; flex-direction: column; gap: 0; position: absolute; top: 72px; left: 0; right: 0;
    background: var(--ink-0); border-bottom: 1px solid var(--line-strong); padding: 8px var(--gutter) 20px;
  }
  .menu-open .nav a { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
  .ind { grid-template-columns: 1fr; gap: 10px; }
  .svc-wide { grid-template-columns: 1fr; gap: 16px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .services, .steps { grid-template-columns: 1fr; }
  .step { padding-right: 0; }
  .step:last-child::before { right: 0; }
  .form { grid-template-columns: 1fr; }
  .spec-row { grid-template-columns: 1fr; }
  .spec-row dt { border-right: 0; padding-bottom: 0; }
  .title-block { grid-template-columns: 1fr 1fr; }
  .title-block div:first-child { grid-column: 1 / -1; border-right: 0; border-bottom: 1px solid var(--line); }
  .foot-grid { grid-template-columns: 1fr; }
  .checks li { padding: 12px 16px; font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .marquee-track { animation: none; }
  .reveal { opacity: 1; transform: none; }
}